Sean Whitton [Tue, 24 Sep 2024 08:38:43 +0000 (09:38 +0100)]
New command diff-revert-and-kill-hunk
* lisp/vc/diff-mode.el (diff-revert-and-kill-hunk): New
command (bug#73407).
(diff-ask-before-revert-and-kill-hunk): New user option.
(diff-apply-buffer): New optional BEG, END and REVERSE
arguments. Return nil if buffers were saved, or the number of
failed applications.
(diff-mode-map): Bind the new command to C-c M-r.
(diff-mode-menu): New entry for the new command.
* doc/emacs/files.texi (Diff Mode):
* etc/NEWS: Document the change.
Add '(car pattern)' as the LIGHTER argument of 'highlight-regexp'.
This fixes the case when in a file buffer with fundamental-mode:
`C-s M-s ' the M-s h r RET`, revert the buffer with 'C-x x g',
get the prompt for unhighlight with 'M-s h u'. This showed
a raw regexp instead of the human-readable lighter (bug#57534).
Alan Mackenzie [Tue, 24 Sep 2024 20:45:29 +0000 (20:45 +0000)]
CC Mode: Separate indentation of enums from that of brace lists
This will allow enums to be indented as in the GNU coding
standards without affecting brace lists.
* lisp/progmodes/cc-align.el
(c-lineup-arglist-intro-after-paren)
(c-lineup-arglist-close-under-paren)
(c-lineup-whitesmith-in-block)
(c-lineup-after-whitesmith-blocks): Amend doc strings to
indicate they can be used for enum-* syntactic symbols too.
* lisp/progmodes/cc-engine.el (c-looking-at-decl-block)
(c-backward-typed-enum-colon, c-backward-over-enum-header):
Rename c-after-brace-list-key to c-after-enum-list-key and
c-brace-list-key to c-enum-list-key.
(c-at-enum-brace): New function.
(c-inside-bracelist-p): Don't check for enums any more.
(c-add-stmt-syntax): New cond arm for enums.
(c-guess-continued-construct CASE B.6) New code for enum-open.
(c-guess-basic-syntax CASE 5A.3, CASE 7B, CASE 9, CASE 9B)
(CASE 9C, CASE 9D): Use the new function c-at-enum-brace, and
use enum-* syntactic symbols rather than brace-list-* ones
where appropriate.
(c-used-syntactic-symbols): New dynamic variable.
(c-evaluate-offset): Add handling for a different syntactic
symbol as the cdr of a c-offsets-alist element.
* lisp/progmodes/cc-fonts.el (c-get-fontification-context):
Add a call to c-at-enum-brace since c-inside-bracelist-p no
longer handles enums.
(c-font-lock-enum-body, c-font-lock-enum-tail): Condense calls
to c-backward-over-enum-header to c-at-enum-brace.
(c-basic-matchers-after): Replace a c-brace-list-decl-kwds with
c-enum-list-kwds.
* lisp/progmodes/cc-langs.el (c-enum-list-kwds)
(c-enum-list-key): New names for c-brace-list-decl-kwds and
c-brace-list-key.
(c-after-enum-list-kwds, c-after-enum-list-key): New names for
c-after-brace-list-decl-kwds and c-after-brace-list-key.
(c-enum-list-key, c-after-enum-list-key): Add code to
use a value of an old name, should a derived mode still use
that.
(c-defun-type-name-decl-kwds, c-typedef-decl-kwds)
(c-typeless-decl-kwds, c-prefix-spec-kwds)
(c-brace-id-list-kwds, c-enum-clause-introduction-re): Use
c-enum-list-kwds rather than c-brace-list-decl-kwds.
* lisp/progmodes/cc-styles.el (c-read-offset): Add "a
syntactic symbol" into an error message text.
* lisp/progmodes/cc-vars.el (c-valid-offset): Allow for a
syntactic symbol as the parameter.
(c-offsets-alist): Add new syntactic symbols enum-open,
enum-close, enum-intro, and enum-entry.
* doc/misc/cc-mode.texi (Syntactic Symbols): Add a note that
anchor points are briefly documented in cc-vars.el. Correct
the suffix "-block-intro" to "-intro". Remove "an enum or"
from the descriptions of the brace-list-* syntactic symbols.
Add in new descriptions for the enum-* syntactic symbols.
(Brace List Symbols): Remove references to enums. Add a note
that enums are no longer brace-lists.
(Enum Symbols): A new subsection documenting the new enum-*
syntactic symbols.
(c-offsets-alist): Document the new possibility, syntactic
symbol, for the cdr of an alist entry.
(Brace/Paren Line-Up, List Line-Up): Note that the new enum
syntactic symbols can be handled by these lineup functions.
Pass all dropped files to 'dnd-handle-multiple-urls' in
one call instead on doing multiple calls (Bug#73258).
* lisp/term/w32-win.el (w32-dropped-file-to-url): New function to
convert file name to a url for dnd.
(w32-handle-dropped-file): Changed to use 'w32-dropped-file-to-url'.
(w32-drag-n-drop): Changed to pass all files to
'dnd-handle-multiple-urls'/
Alan Mackenzie [Sat, 21 Sep 2024 16:46:32 +0000 (16:46 +0000)]
CC Mode: fix minor errors in the fontification of enums.
1: Fix the typing of a space on the { line in an enum
specification which is the first item in a buffer. This
defontified the enum's identifiers.
2: Fix the typing of a space on the line of the enum's last
identifier. This defontified that identifier for
jit-lock-context-time.
* lisp/progmodes/cc-engine.el (c-forward-declarator): Cease
rejecting the identifier if there are no further tokens before
LIMIT.
* lisp/progmodes/cc-mode.el (c-fl-decl-start): Accept a
backward search as succeeding if it hits point-min.
Manuel Giraud [Sat, 21 Sep 2024 12:51:21 +0000 (14:51 +0200)]
Don't activate midnight-mode when loading 'midnight'
* lisp/midnight.el (midnight-mode): Call 'midnight-delay-set' again
when the mode is activated.
(midnight-delay-set): Only start the timer if the mode is turned
on. (Bug#73291)
* etc/NEWS: Document the change in behaviour.
Stefan Kangas [Sat, 21 Sep 2024 12:13:47 +0000 (14:13 +0200)]
Add all exceptions up to Python 3.13 as keywords
* lisp/progmodes/python.el
(python-font-lock-keywords-maximum-decoration)
(python--treesit-exceptions): Add all built-in exceptions in Python 3.13
as keywords. Missing from the list was "BaseExceptionGroup",
"EncodingWarning", "ModuleNotFoundError", and "PythonFinalizationError".
Stefan Monnier [Thu, 19 Sep 2024 15:50:26 +0000 (11:50 -0400)]
Fix font-lock of last character before EOB under 'whitespace-mode'
* lisp/whitespace.el (whitespace-color-on): Don't use OVERRIDE in
font-lock-keywords; instead, use 'prepend' in the call to
'font-lock-add-keywords'. (Bug#73332)
Eli Zaretskii [Sat, 21 Sep 2024 10:41:21 +0000 (13:41 +0300)]
Fix 'whitespace-mode' with 'missing-newline-at-eof'
* lisp/whitespace.el (whitespace-post-command-hook): Refontify
when point moves if 'missing-newline-at-eof' is in
'whitespace-active-style'. (Bug#73332)
Add user option to enable Doxygen syntax highlighting (bug#72814)
Both 'c-ts-mode' and 'java-ts-mode' have a new user option,
'c-ts-mode-enable-doxygen' and 'java-ts-mode-enable-doxygen'
(defaults to nil) which allow to enable syntax highlighting
of comment blocks based on the Doxygen grammar.
* lisp/progmodes/c-ts-mode.el: Add the 'c-ts-mode-enable-doxygen'
user option variable to disable doxygen grammar.
Notifies the user if doxygen grammar is not available.
* lisp/progmodes/c-ts-mode.el (c-ts-mode, c++-ts-mode): Use the
new 'c-ts-mode-enable-doxygen' option.
* lisp/progmodes/java-ts-mode.el: Add the
'java-ts-mode-enable-doxygen' user option variable to disable
doxygen grammar. Notifies the user if doxygen grammar is not
available.
* lisp/progmodes/java-ts-mode.el (java-ts-mode): Use the new
'java-ts-mode-enable-doxygen' option.
Eli Zaretskii [Sat, 21 Sep 2024 09:30:49 +0000 (12:30 +0300)]
Fix 'regexp-replace' in WDired
* src/search.c (Freplace_match): Remove the test that
search_regs.num_regs != num_regs. It is deemed unnecessary now,
and could produce false positives. (Bug#73018)
Yuan Fu [Sat, 21 Sep 2024 03:40:26 +0000 (20:40 -0700)]
Fix treesit--merge-ranges (bug#73324)
* lisp/treesit.el (treesit--merge-ranges): Make sure that old
ranges that intersects with START-END are actually discarded.
* test/src/treesit-tests.el (treesit-range-merge): New test.
Stefan Kangas [Sat, 21 Sep 2024 01:41:26 +0000 (03:41 +0200)]
; Delete bug fix from etc/NEWS
* etc/NEWS: Delete bug fix item. No correct program will see a
difference in behavior; at worst, the error message when calling
`(error)` is now better.
Reported by Mattias Engdegård <mattias.engdegard@gmail.com>.
Stefan Kangas [Sat, 21 Sep 2024 00:19:53 +0000 (02:19 +0200)]
Fix midnight-mode documentation
* lisp/midnight.el (Commentary): Document that 'midnight-mode' should be
enabled using the function, instead of by merely loading the library.
In Emacs 31, doing the latter will no longer work. (Bug#73291)
Instead of setting the highlight overlay on every line in the selection,
only do so on the window-height worth of lines closest to point because
the rest aren't likely to be visible.
This makes a massive difference for tall rectangular selections which
previously were so slow as to be unusable.
(Tall selections are still slow if `select-active-regions` is non-nil,
but that is something that users can actually do something about.)
* lisp/rect.el (rectangle--highlight-for-redisplay)
(rectangle--unhighlight-for-redisplay):
Replace call to `apply-on-rectangle`, which operates on every line,
with a loop over an approximate screenful.
Extend the `rectangle` overlay list structure with a value for point,
because `exchange-point-and-mark` must trigger a recomputation of
highlight overlays despite the selection not actually changing.
Spencer Baugh [Thu, 12 Oct 2023 22:01:46 +0000 (18:01 -0400)]
Support numeric indexing in let-alist
let-alist is very useful. But sometimes an alist contains a list in
the middle, which contains yet more alists. Previously, this was
somewhat painful to deal with, and required something like:
Paul Eggert [Wed, 18 Sep 2024 16:18:29 +0000 (09:18 -0700)]
yes-or-no-p now uses blankp rather than SYNTAX
* src/fns.c: Do not include syntax.h; no longer needed.
(Fyes_or_no_p): Use blankp rather than SYNTAX to check whether the
prompt ends in nonspace. That way, the test doesn’t depend on the
current buffer.
Yuan Fu [Wed, 18 Sep 2024 04:17:13 +0000 (21:17 -0700)]
Conservative heuristic for tree-sitter parser ranges (bug#73324)
* src/treesit.c (treesit_sync_visible_region): If the parser's original
ranges don't overlap with visible region, give it a zero range, rather
than don't set any range.
* test/src/treesit-tests.el (treesit-range-fixup-after-edit): Test new
behavior.
Enable GC_REMEMBER_LAST_MARKED by default (it was disabled in Emacs 29)
to make it easier to debug difficult-to-reproduce GC problems
encountered by users. This increases GC costs by about 5 %, which can
be avoided by turning the mark trace buffer back off using the new
--disable-gc-mark-trace option.
See discussion at
https://lists.gnu.org/archive/html/emacs-devel/2024-09/msg00240.html
* configure.ac (--disable-gc-mark-trace): New config option.
* etc/NEWS: Mention it.
* src/alloc.c: Enable it by default and avoid a compiler warning.
Yuan Fu [Sun, 15 Sep 2024 07:24:03 +0000 (00:24 -0700)]
Fix treesit_sync_visible_region's range fixup code (bug#73264)
new_ranges_head
|
v
( )->( )->( )->( )->( )
^ ^
| |
| lisp_ranges (loop head)
|
prev_cons -> set cdr to nil to cut of the rest
result:
( )->( )
* src/treesit.c (treesit_sync_visible_region): Cut off this cons and the
rest, not set the current range's end to nil.
* test/src/treesit-tests.el:
(treesit-range-fixup-after-edit): Add tests for all cases.
Po Lu [Sun, 15 Sep 2024 01:01:25 +0000 (09:01 +0800)]
Document unavailability of frame geometry on Wayland
* etc/PROBLEMS (Runtime problems specific to PGTK build):
Document that frame-edges and company are liable not to return
valid coordinates. (bug#73207)
F. Jason Park [Mon, 14 Feb 2022 10:36:57 +0000 (02:36 -0800)]
Only conditionally resolve hosts in nsm-should-check
Libraries like `socks' need to run `nsm-verify-connection' without
performing DNS lookups. This change allows them to achieve this by
binding `nsm-trust-local-network' to nil around calls to that function.
* lisp/net/nsm.el (nsm-should-check): Rework in a functionally
equivalent way, except forgo calling both `network-lookup-address-info'
and `network-interface-list' unless the various conditions regarding
`nsm-trust-local-network' are first satisfied. Replace `mapc' with
`dolist' to align with modern sensibilities. (Bug#53941)
Paul Eggert [Tue, 17 Sep 2024 23:54:17 +0000 (16:54 -0700)]
Use c-ctype.h in lib-src
This fixes some unlikely bugs and removes the temptation
of using ctype.h. Although some uses were correct,
many weren't.
* lib-src/ebrowse.c: Include c-ctype.h, not ctype.h.
* lib-src/emacsclient.c: Include c-ctype.h, not ctype.h.
* lib-src/update-game-score.c: Include c-ctype.h, not ctype.h.
All uses changed.
Paul Eggert [Tue, 17 Sep 2024 23:38:53 +0000 (16:38 -0700)]
Fix some #! misparsing in check_interpreter
* exec/exec.c: Do not include ctype.h, as the kernel
does not care about the locale.
(check_interpreter): Treat only spaces and tabs as white space.
Do not inspect more bytes than were read.
Although the resulting code does not exactly match what
the Android kernel does, it’s closer than what it was before.
Paul Eggert [Tue, 17 Sep 2024 22:22:02 +0000 (15:22 -0700)]
Fix yes-or-no-p with multibyte spaces
Problem reported by Thomas Klausner (Bug#73307).
Emacs shouldn’t use ctype.h, as it doesn’t work for multibyte
chars and it doesn’t work with Emacs’s locale model anyway.
* src/fns.c: Include syntax.h, not ctype.h.
(Fyes_or_no_p): Check the character category with SYNTAX, not
with isspace, which assumes the current locale and works only
with single-byte characters.
Robert Pluim [Tue, 17 Sep 2024 13:19:01 +0000 (15:19 +0200)]
Fix idna-mapping-table following Unicode 16 changes
The latest version of UTS #46 in Unicode 16 has changed the way it
indicates which codepoints are invalid in domain names, causing
'idna-mapping-table' to contain incorrect information, which then breaks
'textsec-domain-suspicious-p' and our test suite. (Bug#73312)
* admin/unidata/unidata-gen.el (unidata-gen-idna-mapping): Check the
IDNA validity field in "IdnaMappingTable.txt" in addition to checking
the status field, as the latter can now be 'valid' for disallowed
codepoints.